| article html file updated | 31 August 2025 05:35 CEST | Update | https://www.mdpi.com/1996-1944/12/23/4015 |
| article html file updated | 19 July 2022 22:39 CEST | Update | - |
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| article html file updated | 10 December 2019 19:00 CET | Update | - |
| article html file updated | 3 December 2019 09:58 CET | Original file | - |
| article pdf uploaded. | 3 December 2019 09:57 CET | Version of Record | https://www.mdpi.com/1996-1944/12/23/4015/pdf |
| article xml uploaded. | 3 December 2019 09:57 CET | Update | https://www.mdpi.com/1996-1944/12/23/4015/xml |
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